.px2rem(@name, @px){
    @{name}: @px / 75 * 1rem;
}
*{
    padding: 0;
    margin: 0;
    list-style: none;
    font-family: "微软雅黑";
}
body,html{
    width: 100%;
    height: 100%;
    background: #efefef;
    color: #565656;
}
.font-size(@w){
    .px2rem(font-size,@w);
}
.line-height(@w){
    .px2rem(line-height,@w)
}
.padding-top(@w) {
   .px2rem(padding-top,@w)
}
.padding-bottom(@w) {
    .px2rem(padding-bottom,@w)
}
.padding-left(@w) {
    .px2rem(padding-left,@w)
}
.padding-right(@w) {
    .px2rem(padding-right,@w);
}
.margin-top(@w) {
    .px2rem(margin-top,@w);
}
.margin-bottom(@w) {
    .px2rem(margin-bottom,@w);
}
.margin-left(@w) {
    .px2rem(margin-left,@w);
}
.margin-right(@w) {
    .px2rem(margin-right,@w);
}
.font-weight-bold{
    font-weight: bold;
}
.margin-0-auto{
    margin: 0 auto;
}
.height(@w){
    .px2rem(height,@w);
}
.width(@w){
    .px2rem(width,@w);
}
.top(@w){
    .px2rem(top,@w);
}
.bottom(@w){
    .px2rem(bottom,@w);
}
.border-radius(@w){
    .px2rem(border-radius,@w);
}
.header{
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    .height(100);
    background:#FFF;
    border-bottom: 1px solid #ccc;
    ul{
        width: 100%;
        display: flex;
        justify-content: space-around;
        align-items: center;
        font-weight:bold;
        img{
            .width(40);
        }
        li{
            width: 15%;
            text-align:center;
        }
        .center{
            width: 70%;
            text-align: center;
            .font-size(36);
        }
        li:last-child{
            .font-size(30);
        }
    }
}
.main{
    width: 100%;
    .height(100);
    display:flex;
    justify-content:center;
    align-items:center;
    flex-wrap:wrap;
    ul{
        width: 100%;
        height: 100%;
        display:flex;
        justify-content:space-around;
        align-items:center;
        background:#FFF;
        border-bottom:1px solid #fbfbfb;
        img{
            .width(29);
        }
        li:nth-child(1){
            .font-size(30);
        }
        li:nth-child(2){
            color:#666;
        }
        li:nth-child(3){
            .font-size(30);
        }
    }
}